This is the ability to laugh at others' misfortune. What word would you use if you knew that your misfortune was causing others to laugh at you? Example; standing huddled in the rain to have a cigarette, knowing that your friends are inside in the warm.

"As the rain progressed from a drizzle to downpour, Bill nursed his cigarette with sardonic bitterness. He knew his non-smoking friends were surreptitiously watching him from the warm, dry, fourteenth floor."

This would work if Bill had a sense of self-relief in his friends' schadenfreude.